Microbe on Reddit

What it signals here

upvote context

Upvoted on comments about disease, toxic communities, or clever biology puns.

community use

Used in r/microbiology, r/science, r/mildlyinfuriating, and pandemic-adjacent subreddits.

subreddit meaning

In r/AITA and drama subreddits it represents a toxic person. In science subs it's used literally.

karma context

High-karma posts during COVID used it extensively; still used in health and science megathreads.

See it elsewhere